`officeoptimal.com`

DNSSEC	⚠️ Not signed
A	2606:4700:3031::ac43:b042^{🇺🇸 Cloudflare2606:4700:3031::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3035::6815:6058^{🇺🇸 Cloudflare2606:4700:3035::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.96.88^{Cloudflare104.21.96.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.176.66^{🇺🇸 Cloudflare172.67.176.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`chad.ns.cloudflare.com` ⭐
		A	2606:4700:58::adf5:3b52^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`chad.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c152^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`chad.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2152^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`chad.ns.cloudflare.com`
		A	108.162.193.82^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`chad.ns.cloudflare.com`
		A	172.64.33.82^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`chad.ns.cloudflare.com`
		A	173.245.59.82^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`chad.ns.cloudflare.com`
NS	`meilani.ns.cloudflare.com`
		A	2606:4700:50::a29f:26c4^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`meilani.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c2c4^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`meilani.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:22c4^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`meilani.ns.cloudflare.com`
		A	108.162.194.196^{🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`meilani.ns.cloudflare.com`
		A	162.159.38.196^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`meilani.ns.cloudflare.com`
		A	172.64.34.196^{🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`meilani.ns.cloudflare.com`
MX	`officeoptimal-com.mail.protection.outlook.com` ⭐
		A	2a01:111:f403:ca04::e^{🇮🇪 Microsoft2a01:111:f000::/36}
			PTR	`mail-db8pr02cu00106.inbound.protection.outlook.com`
		A	2a01:111:f403:ca04::f^{🇮🇪 Microsoft2a01:111:f000::/36}
			PTR	`mail-db7pr03cu00507.inbound.protection.outlook.com`
		A	2a01:111:f403:ca09::7^{🇳🇱 Microsoft2a01:111:f000::/36}
			PTR	`mail-am9pr04cu00107.inbound.protection.outlook.com`
		A	2a01:111:f403:ca09::c^{🇳🇱 Microsoft2a01:111:f000::/36}
			PTR	`mail-as8pr05cu00304.inbound.protection.outlook.com`
		A	52.101.68.3^{🇮🇪 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-db7pr03cu00403.inbound.protection.outlook.com`
		A	52.101.68.39^{🇮🇪 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-db7pr03cu00607.inbound.protection.outlook.com`
		A	52.101.73.11^{🇳🇱 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-am1pr04cu00103.inbound.protection.outlook.com`
		A	52.101.73.19^{🇳🇱 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-as8pr04cu00803.inbound.protection.outlook.com`
TXT	`v=spf1 include:spf.protection.outlook.com -all`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4	104.21.96.88, 172.67.176.66
		IPv6	2606:4700:3031::ac43:b042, 2606:4700:3035::6815:6058
SOA	`chad.ns.cloudflare.com`dns@cloudflare.com serial=2397589270

`com`

	DNSSEC	🔒 Signed (DS record present)
	NS	`a.gtld-servers.net` ⭐
	NS	`b.gtld-servers.net`
	NS	`c.gtld-servers.net`
	NS	`d.gtld-servers.net`
	NS	`e.gtld-servers.net`
	NS	`f.gtld-servers.net`
	NS	`g.gtld-servers.net`
	NS	`h.gtld-servers.net`
	NS	`i.gtld-servers.net`
	NS	`j.gtld-servers.net`
	NS	`k.gtld-servers.net`
	NS	`l.gtld-servers.net`
	NS	`m.gtld-servers.net`
	SOA	`a.gtld-servers.net`nstld@verisign-grs.com serial=1774571487

Previously MX for

officeoptimal.com

Same first word

officeoptimal.com

DNS History

17 records (7 active, 10 former)

●NSchad.ns.cloudflare.com2026-03-26 → 2026-03-27 · 3 obs

○ 2017-09-06 15:18:00
● 2026-03-26 18:08:36
● 2026-03-27 00:55:18

●NSmeilani.ns.cloudflare.com2026-03-26 → 2026-03-27 · 3 obs

○ 2017-09-06 15:18:00
● 2026-03-26 18:08:36
● 2026-03-27 00:55:18

○NSns.serverkompetenz.de2008-11-09 → 2008-11-09 · 3 obs

● 2008-11-09 09:35:02
○ 2015-06-11 07:22:52
○ 2026-03-27 00:55:18

○NSns1.antagus.de2015-06-11 → 2016-04-15 · 5 obs

○ 2008-11-09 09:35:02
● 2015-06-11 07:22:52
● 2016-04-15 16:10:00
○ 2016-11-29 13:55:32
○ 2026-03-27 00:55:18

○NSns2.antagus.de2015-06-11 → 2016-04-15 · 5 obs

○ 2008-11-09 09:35:02
● 2015-06-11 07:22:52
● 2016-04-15 16:10:00
○ 2016-11-29 13:55:32
○ 2026-03-27 00:55:18

○NSns2.serverkompetenz.de2008-11-09 → 2008-11-09 · 3 obs

● 2008-11-09 09:35:02
○ 2015-06-11 07:22:52
○ 2026-03-27 00:55:18

○NSq1.dnsservice.net2016-11-29 → 2017-09-06 · 5 obs

○ 2016-04-15 16:10:00
● 2016-11-29 13:55:32
● 2017-09-06 15:18:00
○ 2026-03-26 18:08:36
○ 2026-03-27 00:55:18

○NSq2.dnsservice.net2016-11-29 → 2017-09-06 · 5 obs

○ 2016-04-15 16:10:00
● 2016-11-29 13:55:32
● 2017-09-06 15:18:00
○ 2026-03-26 18:08:36
○ 2026-03-27 00:55:18

●MXofficeoptimal-com.mail.protection.outlook.com2015-06-11 → 2026-03-27 · 3 obs

○ 2008-11-09 09:35:02
● 2015-06-11 07:22:52
● 2026-03-27 00:55:18

○MXofficeoptimal.com2008-11-09 → 2008-11-09 · 3 obs

● 2008-11-09 09:35:02
○ 2015-06-11 07:22:52
○ 2026-03-27 00:55:18

●A104.21.96.882026-03-26 → 2026-03-27 · 3 obs

○ 2017-09-06 15:18:00
● 2026-03-26 18:08:36
● 2026-03-27 00:55:18

○A109.235.59.2452015-06-11 → 2016-04-15 · 5 obs

○ 2008-11-09 09:35:02
● 2015-06-11 07:22:52
● 2016-04-15 16:10:00
○ 2016-11-29 13:55:32
○ 2026-03-27 00:55:18

●A172.67.176.662026-03-26 → 2026-03-27 · 3 obs

○ 2017-09-06 15:18:00
● 2026-03-26 18:08:36
● 2026-03-27 00:55:18

○A195.63.61.2212016-11-29 → 2017-09-06 · 5 obs

○ 2016-04-15 16:10:00
● 2016-11-29 13:55:32
● 2017-09-06 15:18:00
○ 2026-03-26 18:08:36
○ 2026-03-27 00:55:18

●A2606:4700:3031::ac43:b0422026-03-26 → 2026-03-27 · 3 obs

○ 2017-09-06 15:18:00
● 2026-03-26 18:08:36
● 2026-03-27 00:55:18

●A2606:4700:3035::6815:60582026-03-26 → 2026-03-27 · 3 obs

○ 2017-09-06 15:18:00
● 2026-03-26 18:08:36
● 2026-03-27 00:55:18

○A85.214.83.1362008-11-09 → 2008-11-09 · 3 obs

● 2008-11-09 09:35:02
○ 2015-06-11 07:22:52
○ 2026-03-27 00:55:18

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	l.gtld-servers.net, j.gtld-servers.net, h.gtld-servers.net, d.gtld-servers.net...	-
officeoptimal.com	chad.ns.cloudflare.com, meilani.ns.cloudflare.com	12 records

✅ Authoritative Response

Server:108.162.194.196

NS records: chad.ns.cloudflare.com, meilani.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for officeoptimal.com (unsigned zone)

⏱️ Timing

Total: 355ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`104.21.96.88, 172.67.176.66`
AAAA	2	`2606:4700:3035::6815:6058, 2606:4700:3031::ac43:b042`
NS	2	`chad.ns.cloudflare.com, meilani.ns.cloudflare.com`
MX	1	`officeoptimal-com.mail.protection.outloo`
TXT	1	`v=spf1 include:spf.protection.outlook.co`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`chad.ns.cloudflare.com dns.cloudflare.co`

📌 Glue Records Collected

Total: 12

Out-of-bailiwick: 12 (chad.ns.cloudflare.com, chad.ns.cloudflare.com, chad.ns.cloudflare.com...)

Analysis

IP Addresses

officeoptimal.com maps to four IP numbers: 2606:4700:3031::ac43:b042, 2606:4700:3035::6815:6058, 104.21.96.88 and 172.67.176.66.

Other host names, for instance gnnbpce.info, www.aobida.com, www.gamefactorlab.com, kampangsao.go.th and rusloto24.com share IP numbers with officeoptimal.com.

Name Servers

Two name servers chad.ns.cloudflare.com and meilani.ns.cloudflare.com handle delegation for officeoptimal.com.

officeoptimal.com uses the same name server setup as other domains, for example uafaac.com, frostgale.com, intellikonzept.de, prcmusic.com and mklenzen.info.

officeoptimal.com partially shares name servers with other domains; examples include iskontech.com, nmcuv.org, riaanhanekom.com, islandtitle.com and disheswithdad.com.

These name servers are commonly used with patryk.ns.cloudflare.com, kara.ns.cloudflare.com and monroe.ns.cloudflare.com.

Host names with six IP numbers: chad.ns.cloudflare.com points to: 2606:4700:58::adf5:3b52, 2803:f800:50::6ca2:c152, 2a06:98c1:50::ac40:2152, 108.162.193.82, 172.64.33.82 and 173.245.59.82; meilani.ns.cloudflare.com points to: 2606:4700:50::a29f:26c4, 2803:f800:50::6ca2:c2c4, 2a06:98c1:50::ac40:22c4, 108.162.194.196, 162.159.38.196 and 172.64.34.196.

Mail Servers

officeoptimal.com is handled by a single mail server, officeoptimal-com.mail.protection.outlook.com.

Hostname officeoptimal-com.mail.protection.outlook.com points to eight IP numbers: 2a01:111:f403:ca04::e, 2a01:111:f403:ca04::f, 2a01:111:f403:ca09::7, 2a01:111:f403:ca09::c, 52.101.68.3, 52.101.68.39, 52.101.73.11 and 52.101.73.19.

officeoptimal.com - robtex.com